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Sony TC-W200 Service Manual page 10

Stereo cassette deck

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-Tc-w200_ Tc-w200
15
16
17
18
19
20
21.
= |
= 22
23
24
25
(LEVEL METER BOARD ]
D107
(+6)
a
DIO6
(+3)
a
DIOS
Cl06
2.2/50V
ilk
;
O
(R)
ed
UN
64
R235
n
|
J
|
Re
R234
C206
.
Q10! , 201
C302
|
25C634SP
M5218L
me
0
:
D426
Q403
Q401,402
D405
MUTING
HEADPHONE AMP
R240 | +1 C204
1C201
D205— 207
D201 —204
HZS6BIL
2SDI585K
25C2785
HZS6AIL
,
|
R239
R24
IR2E02
SEL2210W
MPG3877S
+6V REG.
—- +6V REG. DRIVER
.
:
METER DRIVE
+ A
ei
DIO5— 107
DIO| -104
.
IR2ZE02
SEL2210W
MPG38775S
SOV
7!00k = swetTER DRIVE
D207
9=D206
~=0205
0204
0203
Cre)
+3)
Q409
BNIA4M
SWITCH
D413
ISS132
WHEN PUSH THE REC BUTTON:—4
D406 ,407
1ISS132
Q407, 408
BNIL4M
SWITCH
6.3 RV402
AD:5.21k
$902
-5g]|
MOTOR
—5.8
5.9
AP :6.4
-Ab:-54
0407
Gy eee [ATR
@
are
Oct
R419
|
o S
|
aes
901
a
Gee
REEL/
CAPSTAN
=
Chie
es
=
6.3
oh
AP:5.2
R412<
C409
K5.2))
47k F 0,00!
:
8.4 220k
Q)
OX
c4i4 [+
lOZ-
R421<$
R420
CAPSTAN
50V']
10K7
47k
~5.8
D411,42I1
ISS132
Q406
Q404,405
D401- 404
ala
2SBI094L
2SAI175
lOE2N
SWITCH
a
C)
REC
[ove8ine SW
BOARD
pe
4
—6V REG.
-6V REG. DRIVER
RECT
1SS132
ae
-
SHE
Es
$401
.
SPEED
<|
NORMAL
+
72
Bi
|
HIGH
O
>
R433
47k
D4I4
D418- 420
ISS132
ONE
Te
(NORMAL)
ene
(SPEED)
$303
TAFE (DECK-B)
TYPED:
> SL
TYPET
O- om
$303-I-1
TYPEIV .«—
Poy] 0423 4g R43I
Ne
hy
PY
(HIGH)
|
D424, R432
fy\*
REC
D415 ,416
-5 6 1SS132
@/r:6.4
ISS132
Ge /SWITCH
_— bk BOARD (1/2)
0417
0422-424
SELIIZOW
~5.8
AP(1):—5.8
AP(IL,IV):4.8
$304
MLTYPEI
IC401
"1C402
1C403
>
—5.8
Db (DECK-A) pee
M40IIBP
- - M4030BP
~=—Ssé«wMQOO7;3BP
_
oo
CONTROL
——————————
26
[ JACK / SWITCH
BOARD( 1/2)
20.7VAC
* NOT REPLACEABLE : BUILT IN TRANSFORMER.
Note:
@
—14—
All capacitors are in wF unless otherwise noted.
pF: wuF
SOWV
or less are not indicated except for electrolytics
and tantalums.
All resistors
are in 922 and %W
or less unless otherwise
specified.
omer
°© Signal path.
mums
© B+ Dus.
mem
- B— bus.
Voltages
are
dc with
respect
to ground
unless otherwise
noted.
Readings
are
taken
under
no-signal
conditions
with
a VOM (50 kQ/V).
AP
:PLAY (DECK-A)
B >
> PLAY
(DECK-B)
@/>
:REC
(DECK-B)
<
>: NORMAL
SPEED
DUBBING
<
>>: HIGH
SPEED
DUBBING
Switch
DOLBY
NR
ON/OFF
DOLBY
NR
C-TYPE/B-TYPE
TAPE
(DECK-B)
|
NORMAL
TAPE
DECK-A
TYPE I
DUBBING
SPEED
NORMAL
S402
|
POWER
a
$902 (DECK-A) | (MOTOR)
OFF
-§903 (DECK-A) | (FWD)
ON
$904 (DECK-B) | (MOTOR)
OFF
S905 (DECK-B) | (FWD)
ON
S906 (DECK-B) | (REC)
OFF
Note: The components identified by shading and mark
A\ are critical for safety.
Replace only with
part number specified.

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